[0,1,0,2,1,0,3,2,1,0,4,3,2,1,0,5,4,3,2,1,6,0,5,4, 3,2,7,1,6,0,5,4,3,8,2,7,1,6,0,5,4,9,3,8,2,7,1,6,0, 5,10,4,9,3,8,2,7,1,6,11,0,5,10,4,9,3,8,2,7,12,1,6, 11,0,5,10,4,9,3,8,13,2,7,12,1,6,11,0,5,10,4,9,14, 3,8,13,2,7,12,1,6]